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Science News Archive 2026 - Page 320


Page 320 of 516

UT San Antonio awarded $44 million NIH contract to advance landmark RURAL Cohort Study

The RURAL Cohort Study aims to understand why residents of rural communities experience higher rates of heart, lung, and blood-related diseases, as well as shorter life expectancy and less-than-optimal overall health outcomes. The study uses a custom-built mobile examination unit to bring research directly to the community doorstep.

New clinical trial shows vegan diet dramatically cuts food-related emissions—with major health benefits

A new randomized clinical trial shows that a low-fat vegan diet reduces greenhouse gas emissions by nearly three times more than a Mediterranean diet. The study also found significant improvements in key cardiometabolic outcomes, with the majority of environmental gains driven by eliminating meat, dairy, and eggs.

SourcePhysicians Committee for Responsible Medicine·JournalBMJ Nutrition Prevention & Health·TypeRandomized controlled/clinical trial·DateApr 30, 2026

UBCO breakthrough could transform future wireless networks

Researchers at UBC Okanagan have made a groundbreaking discovery in wireless communication by developing nonlinear intelligent surfaces that can process electromagnetic waves more efficiently. These surfaces mimic neurons in computerized neural networks, enabling complex signal transformations and improved communication reliability.

SourceUniversity of British Columbia Okanagan campus·JournalIEEE Wireless Communications·TypeMeta-analysis·DateApr 30, 2026

Plant-based diet cuts climate impact by more than half, randomized clinical trial shows

A new study published in Current Developments in Nutrition shows that adopting a low-fat vegan diet can rapidly reduce environmental impact while improving metabolic health. The 12-week randomized clinical trial found dramatic reductions in greenhouse gas emissions and cumulative energy demand.

SourcePhysicians Committee for Responsible Medicine·JournalCurrent Developments in Nutrition·TypeRandomized controlled/clinical trial·DateApr 30, 2026

Mount Sinai Health System breaks ground on new clinically advanced intensive care unit that will nearly triple current capacity at Mount Sinai Queens

The new 21-bed ICU will increase access to advanced care and enable more Queens residents to receive care locally. Construction is expected to take approximately 16 months and will be funded in part by New York City and State as well as through Mount Sinai’s capital resources.

In study, real-time feedback on metrics of collaborative processes failed to boost performance, collective intelligence

A new study by Carnegie Mellon University researchers found that real-time feedback on collaboration metrics does not improve team performance and can even make it worse. By narrowing the feedback to a single metric, teams focused too much on that signal and neglected coordination strategy, leading to decreased overall performance.

SourceCarnegie Mellon University·JournalCollective Intelligence·DateApr 30, 2026

New Chinese Medicine and Culture journal issue explores traditional Chinese medicine across history and borders

This journal issue examines the evolution of traditional Chinese medicine through texts, practice, empire, and global cross-cultural exchange. Key findings include the gradual development of foundational concepts like the three yin-yang system and the concept of Du, as well as the role of medicine in political and social systems.

SourceCactus Communications·JournalChinese Medicine and Culture·DateApr 30, 2026

Direct Raman detection of ångström-scale ultrathin molecular layers at interfaces

Researchers have developed a coherent Raman spectroscopy method that directly detects ångström-scale molecular films at interfaces without plasmonic enhancement or electronic resonance. This approach suppresses strong substrate background signals, allowing for highly sensitive interfacial Raman spectroscopy.

SourceNational Institutes of Natural Sciences·JournalNano Letters·TypeExperimental study·DateApr 30, 2026

For older adults with mild cognitive impairment, exercise can be crucial to sleep quality

Research suggests that high-intensity exercise is most effective in reducing sleep disturbances among older adults with mild cognitive impairment. Light activity also shows some benefits, while moderate exercise has little impact. Tailored exercise programs could help prolong quality of life for this growing demographic.

SourceTexas A&M University·JournalDigital Health·TypeObservational study·DateApr 30, 2026

From cancer to Alzheimer’s: Engineered immune cells reduce plaques in the brain

Researchers at Weizmann Institute and Washington University School of Medicine developed a CAR-T therapy that significantly reduced amyloid deposits and inflammation in a mouse model of Alzheimer's disease. The therapy holds promise for treating neurodegenerative disorders, including ALS and Parkinson's disease.

SourceWeizmann Institute of Science·JournalProceedings of the National Academy of Sciences·DateApr 30, 2026

Medical AI moving faster than safety checks

Flinders University experts caution that AI's impressive capabilities do not automatically translate into safe use for patients. The researchers stress the need for strong governance and clearer standards for evaluation to ensure AI supports doctors in busy care settings.

SourceFlinders University·JournalScience·TypeCommentary/editorial·DateApr 30, 2026

How yeast find the perfect match

A mass mating event among yeast strains revealed specific preferences for partner selection. The study showed that yeast tend to choose partners that produce fitter offspring, with successful pairs exhibiting reduced genetic distance. This suggests an ancient and fundamental mechanism for mate choice in sexual reproduction.

SourceWeizmann Institute of Science·JournalCell Reports·DateApr 30, 2026

Twisting water

The study reveals that the first four layers of water molecules possess a well-defined orientational structure with alternating molecular tilt and twist angles. This new understanding has important implications for processes at aqueous interfaces, including electrochemical devices such as batteries.

SourceFritz Haber Institute of the Max Planck Society·JournalScience Advances·TypeExperimental study·DateApr 30, 2026

Caesarean birth: sex-specific effects on the microbiota

A study reveals that caesarean delivery alters microbial colonisation in the first days of life, with distinct effects on male and female mice. Males born by caesarean section develop increased susceptibility to colitis in adulthood, while females do not. This difference is linked to changes in gut microbiota and barrier function.

Smarter monitoring makes real-time PPP ambiguity resolution more reliable

Researchers introduce a new quality-control framework that detects and corrects errors in satellite orbit, clock, and bias information, improving the reliability and availability of real-time high-precision positioning. The method shows improved results in ambiguity fixing rate, incorrect fixing rate, and convergence rate.

Accelerating polarized Helium-3 ions

Physicists from Heinrich Heine University and Forschungszentrum Jülich successfully accelerated polarized Helium-3 ions using laser-plasma acceleration. The preserved spin alignment increases reaction probability in controlled nuclear fusion, a crucial step towards energy production.

SourceHeinrich-Heine University Duesseldorf·JournalHigh Power Laser Science and Engineering·DateApr 30, 2026

Phage’s deep pockets

Scientists identify Lockin, Sequestin, and Acb5 protein families in phages, revealing how viruses silence bacterial immune systems. These findings shed light on the importance of communication disruption in the billion-year-long war between viruses and bacteria.

SourceWeizmann Institute of Science·JournalScience·DateApr 30, 2026